How to export amodel from blender with textures and animations to use the model in Irrlicht?
According to the Irrlicht Feature page, the engine supports the follow for fomats and texture types.


Direct import of common mesh file formats: Maya (.obj), 3DStudio (.3ds), COLLADA (.dae), Blitz3D (.b3d), Milkshape (.ms3d), Quake 3 levels (.bsp), Quake2 models (.md2), Microsoft DirectX (.X)… [more]
Direct import of Textures: Windows Bitmap (.bmp), Portable Network Graphics (.png), Adobe Photoshop (.psd), JPEG File Interchange Format (.jpg), Truevision Targa (.tga), ZSoft Painbrush (.pcx)… [more]


In order to export the mesh, you need to select the various components, then from the File -> Export menu you have a variety of options to choose from. See image.

After you have it exported then its a case of doing the engine side stuff.